... and finaly I saw a offer for this kind of machine : Dell Precision 7920 for around 2.900 euro (here some hardware like to much nVidia could be erased. Chassis Dell Precision 7920 CPU 2x Intel Xeon Gold 6130 - 16C/24T, 2.70-3.70Ghz, 22MB Cache, 125W Mem 256GB DDR4, 16x 16GB PC4-2666 RAID-Controller ...